/* 第三部分大图 */
.banner{  
  width: 100%;
  height: 408px;
  background-color: #eaeaea;
}
.banner>div{
  height: 341px;
}
.banner>div>div{
float: left;
}
.banner>div>div h2{
margin-top: 88px;
margin-bottom: 26px;
font-weight: 500;
font-size: 48px;
line-height: 1;
}.banner>div>div h3{
  font-weight: 500;
  font-size: 48px;
line-height: 1;
margin-bottom: 28px;
  }
    .banner>div>div .p1{
    font-size: 22px;
color: #636263;
line-height: 1;
margin-bottom: 19px;
    }  
   .banner>div>div .p2{
      font-size: 15px;
  color: #86807d;
line-height: 1;

      }
.banner img{
  float: right;
  margin-top: 20px;

}